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What are nerves?
- a)Thread-like structures extending from the lungs to all body parts
- b)Thread-like structures extending from the liver to all body parts
- c)Thread-like structures extending from the brain and spinal cord to all body parts
- d)Thread-like structures extending from the heart to all body parts
Correct answer is option 'C'. Can you explain this answer?
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What are nerves?a)Thread-like structures extending from the lungs to a...
Nerves are thread-like structures extending from the brain and spinal cord to all body parts.
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What are nerves?a)Thread-like structures extending from the lungs to a...
Nerves are thread-like structures that extend from the brain and spinal cord to all body parts. They are an important part of the nervous system, which is responsible for transmitting signals and information throughout the body.
Nerves are made up of specialized cells called neurons, which are the basic building blocks of the nervous system. Neurons are designed to transmit electrical signals, or impulses, from one part of the body to another. These impulses travel along the nerves, allowing the brain and spinal cord to communicate with different parts of the body.
Nerves can be categorized into two main types: cranial nerves and spinal nerves.
- Cranial nerves: There are 12 pairs of cranial nerves that originate in the brain and extend to various parts of the head and neck. These nerves control functions such as vision, hearing, taste, and facial movements.
- Spinal nerves: There are 31 pairs of spinal nerves that originate in the spinal cord and extend to different parts of the body. These nerves are responsible for transmitting sensory information from the body to the brain, as well as carrying motor signals from the brain to the muscles.
Nerves are made up of three main components:
1. Axons: These are long, thread-like projections of neurons that transmit electrical impulses. Axons are covered by a fatty substance called myelin, which helps to insulate the nerve fibers and increase the speed of impulse transmission.
2. Dendrites: These are branch-like structures that receive signals from other neurons and transmit them to the cell body of the neuron.
3. Cell body: This is the main part of the neuron that contains the nucleus and other organelles. It processes information received from dendrites and sends signals through the axon.
Nerves play a crucial role in controlling and coordinating various bodily functions. They allow us to sense our environment, move our muscles, and regulate our internal organs. Damage or dysfunction of nerves can lead to problems such as numbness, weakness, or loss of function in the affected area. Therefore, maintaining the health and proper functioning of nerves is essential for overall well-being.
Nerves are made up of specialized cells called neurons, which are the basic building blocks of the nervous system. Neurons are designed to transmit electrical signals, or impulses, from one part of the body to another. These impulses travel along the nerves, allowing the brain and spinal cord to communicate with different parts of the body.
Nerves can be categorized into two main types: cranial nerves and spinal nerves.
- Cranial nerves: There are 12 pairs of cranial nerves that originate in the brain and extend to various parts of the head and neck. These nerves control functions such as vision, hearing, taste, and facial movements.
- Spinal nerves: There are 31 pairs of spinal nerves that originate in the spinal cord and extend to different parts of the body. These nerves are responsible for transmitting sensory information from the body to the brain, as well as carrying motor signals from the brain to the muscles.
Nerves are made up of three main components:
1. Axons: These are long, thread-like projections of neurons that transmit electrical impulses. Axons are covered by a fatty substance called myelin, which helps to insulate the nerve fibers and increase the speed of impulse transmission.
2. Dendrites: These are branch-like structures that receive signals from other neurons and transmit them to the cell body of the neuron.
3. Cell body: This is the main part of the neuron that contains the nucleus and other organelles. It processes information received from dendrites and sends signals through the axon.
Nerves play a crucial role in controlling and coordinating various bodily functions. They allow us to sense our environment, move our muscles, and regulate our internal organs. Damage or dysfunction of nerves can lead to problems such as numbness, weakness, or loss of function in the affected area. Therefore, maintaining the health and proper functioning of nerves is essential for overall well-being.
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What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer?
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What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? for Class 5 2024 is part of Class 5 preparation. The Question and answers have been prepared according to the Class 5 exam syllabus. Information about What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 5 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer?.
What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? for Class 5 2024 is part of Class 5 preparation. The Question and answers have been prepared according to the Class 5 exam syllabus. Information about What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 5 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer?.
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What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of What are nerves?a)Thread-like structures extending from the lungs to all body partsb)Thread-like structures extending from the liver to all body partsc)Thread-like structures extending from the brain and spinal cord to all body partsd)Thread-like structures extending from the heart to all body partsCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an
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